package com.lagou.sqlSession;

import com.lagou.config.XMLConfigBuilder;
import com.lagou.pojo.Configuration;
import org.dom4j.DocumentException;

import java.beans.PropertyVetoException;
import java.io.InputStream;

/**
 * @author liuyj
 * @Title: SqlSessionFactoryBuilder
 * @create 2020-05-27 15:37
 * @ProjectName IPersistence
 * @Description: TODO
 */
public class SqlSessionFactoryBuilder {

    public SqlSessionFactory build(InputStream in) throws DocumentException, PropertyVetoException {

        //第一，使用dom4j解析配置文件，将解析出来的内容封装到configuration中
        XMLConfigBuilder xmlConfigBuilder=new XMLConfigBuilder();
        Configuration configuration = xmlConfigBuilder.parseConfig(in);

        //第二：创建sqlSessionFactory对象:工厂类：生产sqlSession:会话对象
        DefaultSqlSessionFactory defaultSqlSessionFactory=new DefaultSqlSessionFactory(configuration);
        return defaultSqlSessionFactory;
    }
}
